Home / 4,432.18-6,114.08-2,638.39

Finding the Fourth Proportional to 4,432.18, 6,114.08 and 2,638.39

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Solution

The fourth proportional to 4,432.18, 6,114.08 and 2,638.39 is: 3,639.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,432.18 : 6,114.08 = 2,638.39 : x
  2. Step 2: Convert to fraction form
    4,432.18/6,114.08 = 2,638.39/x
  3. Step 3: Cross multiply
    4,432.18x = 6,114.08 × 2,638.39
  4. Step 4: Simplify right side
    4,432.18x = 16,131,314.34
  5. Step 5: Solve for x
    x = 16,131,314.34/4,432.18
  6. Step 6: Final answer
    x = 3,639.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.